IMPENETRABLE • FREE-TRANSLATOR.COM • Definition of Impenetrable

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/ɪmpˈɛnətrəbəl/ Listen

adjective

Impenetrable adj.

Incapable of being penetrated or pierced; not admitting the passage of other bodies; not to be entered; impervious; as, an impenetrable shield. "Highest woods impenetrable To star or sunlight."

(Physics) Having the property of preventing any other substance from occupying the same space at the same time.

Inaccessible, as to knowledge, reason, sympathy, etc.; unimpressible; not to be moved by arguments or motives; as, an impenetrable mind, or heart. "They will be credulous in all affairs of life, but impenetrable by a sermon of the gospel."

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Etymology of 'Impenetrable'

Collaborative International Dictionary of English 0.48

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"Impenetrable" Quotes from Famous Books

... was enveloped in a grey winding-sheet, impenetrable, all-pervading; a dense mass of vapour ceaselessly rolling onward, yet never rolling past. It was as if the mountain had become entangled in the folds ...

— The Great Amulet • Maud Diver

... glitter of water. In spite of the numerous impediments in our way, we pushed forward until we found ourselves well-nigh in darkness, though the sun was still high above the horizon, the tree-tops which joined overhead being interlaced by numberless creepers of various descriptions, forming a roof impenetrable by the light of day. An almost insupportable mouldy odour, like the effluvium arising from a dead body, pervaded the atmosphere; but eager to obtain the bird, Lejoillie pushed on, and I followed. The pool into which ...

— In the Wilds of Florida - A Tale of Warfare and Hunting • W.H.G. Kingston

... to a Jacobite named William Anderton, whose intrepidity and fanaticism marked him out as fit to be employed on services from which prudent men and scrupulous men shrink. During two years he had been watched by the agents of the government; but where he exercised his craft was an impenetrable mystery. At length he was tracked to a house near Saint James's Street, where he was known by a feigned name, and where he passed for a working jeweller. A messenger of the press went thither with several assistants, and found ...

— The History of England from the Accession of James II. - Volume 4 (of 5) • Thomas Babington Macaulay

... westward for several days till the weather became stormy; then, as their heart was not in the venture, they put back to Europe with a fresh stock of the legends Henry had so heartily despised. They had come to an impenetrable mist, which had stopped their progress; apparitions had warned them back; the sea in those parts swarmed with monsters; it became ...

— Prince Henry the Navigator, the Hero of Portugal and of Modern Discovery, 1394-1460 A.D. • C. Raymond Beazley

... effect in these places is very peculiar. The overhanging trees almost unite their branches over the chimney of the steamer as she wends her way slowly and steadily along; deep ravines extend downward into an impenetrable abyss on either side; the sky glimmers through the foliage in a horizontal line with the eye, and one can almost fancy the world has been left below somewhere, and that a new highway has been entered, upon which passengers steam their way to the stars. ...

— The Land of Thor • J. Ross Browne

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